3538607986 has 8 divisors (see below), whose sum is σ = 5380623324. Its totient is φ = 1745066880.

The previous prime is 3538607981. The next prime is 3538607999. The reversal of 3538607986 is 6897068353.

It can be written as a sum of positive squares in 2 ways, for example, as 3484658961 + 53949025 = 59031^2 + 7345^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3538607981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12118375 + ... + 12118666.

Almost surely, 2^3538607986 is an apocalyptic number.

3538607986 is a deficient number, since it is larger than the sum of its proper divisors (1842015338).

3538607986 is a wasteful number, since it uses less digits than its factorization.

3538607986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24237116.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The square root of 3538607986 is about 59486.1999626804. The cubic root of 3538607986 is about 1523.8567780229.

It can be divided in two parts, 3538 and 607986, that added together give a square (611524 = 782²).

The spelling of 3538607986 in words is "three billion, five hundred thirty-eight million, six hundred seven thousand, nine hundred eighty-six".